X-Git-Url: http://nitlanguage.org

diff --git a/c_src/literal.sep.1.c b/c_src/literal.sep.1.c
index 759e9ca..9a9fcf0 100644
--- a/c_src/literal.sep.1.c
+++ b/c_src/literal.sep.1.c
@@ -1,49 +1,30 @@
 #include "literal.sep.0.h"
-/* method literal#ToolContext#literal_phase for (self: ToolContext): Phase */
-val* literal__ToolContext__literal_phase(val* self) {
-val* var /* : Phase */;
-val* var1 /* : Phase */;
-var1 = self->attrs[COLOR_literal__ToolContext___64dliteral_phase].val; /* @literal_phase on <self:ToolContext> */
-if (var1 == NULL) {
-fprintf(stderr, "Runtime error: %s", "Uninitialized attribute @literal_phase");
-fprintf(stderr, " (%s:%d)\n", "src/literal.nit", 25);
-show_backtrace(1);
-}
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method literal#ToolContext#literal_phase for (self: Object): Phase */
-val* VIRTUAL_literal__ToolContext__literal_phase(val* self) {
-val* var /* : Phase */;
-val* var1 /* : Phase */;
-var1 = literal__ToolContext__literal_phase(self);
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method literal#ToolContext#literal_phase= for (self: ToolContext, Phase) */
-void literal__ToolContext__literal_phase_61d(val* self, val* p0) {
-self->attrs[COLOR_literal__ToolContext___64dliteral_phase].val = p0; /* @literal_phase on <self:ToolContext> */
-RET_LABEL:;
-}
-/* method literal#ToolContext#literal_phase= for (self: Object, Phase) */
-void VIRTUAL_literal__ToolContext__literal_phase_61d(val* self, val* p0) {
-literal__ToolContext__literal_phase_61d(self, p0);
-RET_LABEL:;
-}
 /* method literal#LiteralPhase#process_nmodule for (self: LiteralPhase, AModule) */
 void literal__LiteralPhase__process_nmodule(val* self, val* p0) {
 val* var_nmodule /* var nmodule: AModule */;
 val* var /* : ToolContext */;
+val* var2 /* : ToolContext */;
 var_nmodule = p0;
-var = ((val* (*)(val*))(self->class->vft[COLOR_phase__Phase__toolcontext]))(self) /* toolcontext on <self:LiteralPhase>*/;
-((void (*)(val*, val*))(var_nmodule->class->vft[COLOR_literal__AModule__do_literal]))(var_nmodule, var) /* do_literal on <var_nmodule:AModule>*/;
+{
+{ /* Inline phase#Phase#toolcontext (self) on <self:LiteralPhase> */
+var2 = self->attrs[COLOR_phase__Phase___toolcontext].val; /* _toolcontext on <self:LiteralPhase> */
+if (unlikely(var2 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _toolcontext");
+PRINT_ERROR(" (%s:%d)\n", "phase.nit", 162);
+show_backtrace(1);
+}
+var = var2;
+RET_LABEL1:(void)0;
+}
+}
+{
+literal__AModule__do_literal(var_nmodule, var); /* Direct call literal#AModule#do_literal on <var_nmodule:AModule>*/
+}
 RET_LABEL:;
 }
 /* method literal#LiteralPhase#process_nmodule for (self: Object, AModule) */
 void VIRTUAL_literal__LiteralPhase__process_nmodule(val* self, val* p0) {
-literal__LiteralPhase__process_nmodule(self, p0);
+literal__LiteralPhase__process_nmodule(self, p0); /* Direct call literal#LiteralPhase#process_nmodule on <self:Object(LiteralPhase)>*/
 RET_LABEL:;
 }
 /* method literal#AModule#do_literal for (self: AModule, ToolContext) */
@@ -53,24 +34,28 @@ val* var /* : LiteralVisitor */;
 val* var_v /* var v: LiteralVisitor */;
 var_toolcontext = p0;
 var = NEW_literal__LiteralVisitor(&type_literal__LiteralVisitor);
-((void (*)(val*, val*))(var->class->vft[COLOR_literal__LiteralVisitor__init]))(var, var_toolcontext) /* init on <var:LiteralVisitor>*/;
+{
+literal__LiteralVisitor__init(var, var_toolcontext); /* Direct call literal#LiteralVisitor#init on <var:LiteralVisitor>*/
+}
 var_v = var;
-((void (*)(val*, val*))(var_v->class->vft[COLOR_parser_nodes__Visitor__enter_visit]))(var_v, self) /* enter_visit on <var_v:LiteralVisitor>*/;
+{
+parser_nodes__Visitor__enter_visit(var_v, self); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:LiteralVisitor>*/
+}
 RET_LABEL:;
 }
 /* method literal#AModule#do_literal for (self: Object, ToolContext) */
 void VIRTUAL_literal__AModule__do_literal(val* self, val* p0) {
-literal__AModule__do_literal(self, p0);
+literal__AModule__do_literal(self, p0); /* Direct call literal#AModule#do_literal on <self:Object(AModule)>*/
 RET_LABEL:;
 }
 /* method literal#LiteralVisitor#toolcontext for (self: LiteralVisitor): ToolContext */
 val* literal__LiteralVisitor__toolcontext(val* self) {
 val* var /* : ToolContext */;
 val* var1 /* : ToolContext */;
-var1 = self->attrs[COLOR_literal__LiteralVisitor___64dtoolcontext].val; /* @toolcontext on <self:LiteralVisitor> */
-if (var1 == NULL) {
-fprintf(stderr, "Runtime error: %s", "Uninitialized attribute @toolcontext");
-fprintf(stderr, " (%s:%d)\n", "src/literal.nit", 47);
+var1 = self->attrs[COLOR_literal__LiteralVisitor___toolcontext].val; /* _toolcontext on <self:LiteralVisitor> */
+if (unlikely(var1 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _toolcontext");
+PRINT_ERROR(" (%s:%d)\n", "literal.nit", 45);
 show_backtrace(1);
 }
 var = var1;
@@ -81,45 +66,69 @@ return var;
 val* VIRTUAL_literal__LiteralVisitor__toolcontext(val* self) {
 val* var /* : ToolContext */;
 val* var1 /* : ToolContext */;
-var1 = literal__LiteralVisitor__toolcontext(self);
+val* var3 /* : ToolContext */;
+{ /* Inline literal#LiteralVisitor#toolcontext (self) on <self:Object(LiteralVisitor)> */
+var3 = self->attrs[COLOR_literal__LiteralVisitor___toolcontext].val; /* _toolcontext on <self:Object(LiteralVisitor)> */
+if (unlikely(var3 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _toolcontext");
+PRINT_ERROR(" (%s:%d)\n", "literal.nit", 45);
+show_backtrace(1);
+}
+var1 = var3;
+RET_LABEL2:(void)0;
+}
 var = var1;
 RET_LABEL:;
 return var;
 }
 /* method literal#LiteralVisitor#toolcontext= for (self: LiteralVisitor, ToolContext) */
 void literal__LiteralVisitor__toolcontext_61d(val* self, val* p0) {
-self->attrs[COLOR_literal__LiteralVisitor___64dtoolcontext].val = p0; /* @toolcontext on <self:LiteralVisitor> */
+self->attrs[COLOR_literal__LiteralVisitor___toolcontext].val = p0; /* _toolcontext on <self:LiteralVisitor> */
 RET_LABEL:;
 }
 /* method literal#LiteralVisitor#toolcontext= for (self: Object, ToolContext) */
 void VIRTUAL_literal__LiteralVisitor__toolcontext_61d(val* self, val* p0) {
-literal__LiteralVisitor__toolcontext_61d(self, p0);
+{ /* Inline literal#LiteralVisitor#toolcontext= (self,p0) on <self:Object(LiteralVisitor)> */
+self->attrs[COLOR_literal__LiteralVisitor___toolcontext].val = p0; /* _toolcontext on <self:Object(LiteralVisitor)> */
+RET_LABEL1:(void)0;
+}
 RET_LABEL:;
 }
 /* method literal#LiteralVisitor#init for (self: LiteralVisitor, ToolContext) */
 void literal__LiteralVisitor__init(val* self, val* p0) {
 val* var_toolcontext /* var toolcontext: ToolContext */;
+{
+((void (*)(val*))(self->class->vft[COLOR_kernel__Object__init]))(self) /* init on <self:LiteralVisitor>*/;
+}
 var_toolcontext = p0;
-((void (*)(val*))(self->class->vft[COLOR_parser_nodes__Visitor__init]))(self) /* init on <self:LiteralVisitor>*/;
-((void (*)(val*, val*))(self->class->vft[COLOR_literal__LiteralVisitor__toolcontext_61d]))(self, var_toolcontext) /* toolcontext= on <self:LiteralVisitor>*/;
+{
+{ /* Inline literal#LiteralVisitor#toolcontext= (self,var_toolcontext) on <self:LiteralVisitor> */
+self->attrs[COLOR_literal__LiteralVisitor___toolcontext].val = var_toolcontext; /* _toolcontext on <self:LiteralVisitor> */
+RET_LABEL1:(void)0;
+}
+}
 RET_LABEL:;
 }
 /* method literal#LiteralVisitor#init for (self: Object, ToolContext) */
 void VIRTUAL_literal__LiteralVisitor__init(val* self, val* p0) {
-literal__LiteralVisitor__init(self, p0);
+literal__LiteralVisitor__init(self, p0); /* Direct call literal#LiteralVisitor#init on <self:Object(LiteralVisitor)>*/
 RET_LABEL:;
 }
 /* method literal#LiteralVisitor#visit for (self: LiteralVisitor, ANode) */
 void literal__LiteralVisitor__visit(val* self, val* p0) {
 val* var_n /* var n: ANode */;
 var_n = p0;
+{
 ((void (*)(val*, val*))(var_n->class->vft[COLOR_literal__ANode__accept_literal]))(var_n, self) /* accept_literal on <var_n:ANode>*/;
+}
+{
 ((void (*)(val*, val*))(var_n->class->vft[COLOR_parser_nodes__ANode__visit_all]))(var_n, self) /* visit_all on <var_n:ANode>*/;
+}
 RET_LABEL:;
 }
 /* method literal#LiteralVisitor#visit for (self: Object, ANode) */
 void VIRTUAL_literal__LiteralVisitor__visit(val* self, val* p0) {
-literal__LiteralVisitor__visit(self, p0);
+literal__LiteralVisitor__visit(self, p0); /* Direct call literal#LiteralVisitor#visit on <self:Object(LiteralVisitor)>*/
 RET_LABEL:;
 }
 /* method literal#ANode#accept_literal for (self: ANode, LiteralVisitor) */
@@ -130,14 +139,18 @@ RET_LABEL:;
 }
 /* method literal#ANode#accept_literal for (self: Object, LiteralVisitor) */
 void VIRTUAL_literal__ANode__accept_literal(val* self, val* p0) {
-literal__ANode__accept_literal(self, p0);
+val* var_v /* var v: LiteralVisitor */;
+{ /* Inline literal#ANode#accept_literal (self,p0) on <self:Object(ANode)> */
+var_v = p0;
+RET_LABEL1:(void)0;
+}
 RET_LABEL:;
 }
 /* method literal#AIntExpr#value for (self: AIntExpr): nullable Int */
 val* literal__AIntExpr__value(val* self) {
 val* var /* : nullable Int */;
 val* var1 /* : nullable Int */;
-var1 = self->attrs[COLOR_literal__AIntExpr___64dvalue].val; /* @value on <self:AIntExpr> */
+var1 = self->attrs[COLOR_literal__AIntExpr___value].val; /* _value on <self:AIntExpr> */
 var = var1;
 RET_LABEL:;
 return var;
@@ -146,94 +159,176 @@ return var;
 val* VIRTUAL_literal__AIntExpr__value(val* self) {
 val* var /* : nullable Int */;
 val* var1 /* : nullable Int */;
-var1 = literal__AIntExpr__value(self);
+val* var3 /* : nullable Int */;
+{ /* Inline literal#AIntExpr#value (self) on <self:Object(AIntExpr)> */
+var3 = self->attrs[COLOR_literal__AIntExpr___value].val; /* _value on <self:Object(AIntExpr)> */
+var1 = var3;
+RET_LABEL2:(void)0;
+}
 var = var1;
 RET_LABEL:;
 return var;
 }
 /* method literal#AIntExpr#value= for (self: AIntExpr, nullable Int) */
 void literal__AIntExpr__value_61d(val* self, val* p0) {
-self->attrs[COLOR_literal__AIntExpr___64dvalue].val = p0; /* @value on <self:AIntExpr> */
+self->attrs[COLOR_literal__AIntExpr___value].val = p0; /* _value on <self:AIntExpr> */
 RET_LABEL:;
 }
 /* method literal#AIntExpr#value= for (self: Object, nullable Int) */
 void VIRTUAL_literal__AIntExpr__value_61d(val* self, val* p0) {
-literal__AIntExpr__value_61d(self, p0);
+{ /* Inline literal#AIntExpr#value= (self,p0) on <self:Object(AIntExpr)> */
+self->attrs[COLOR_literal__AIntExpr___value].val = p0; /* _value on <self:Object(AIntExpr)> */
+RET_LABEL1:(void)0;
+}
 RET_LABEL:;
 }
-/* method literal#AIntExpr#accept_literal for (self: AIntExpr, LiteralVisitor) */
-void literal__AIntExpr__accept_literal(val* self, val* p0) {
+/* method literal#ADecIntExpr#accept_literal for (self: ADecIntExpr, LiteralVisitor) */
+void literal__ADecIntExpr__accept_literal(val* self, val* p0) {
 val* var_v /* var v: LiteralVisitor */;
 val* var /* : TNumber */;
-val* var1 /* : String */;
-long var2 /* : Int */;
-val* var3 /* : nullable Int */;
+val* var2 /* : TNumber */;
+val* var3 /* : String */;
+long var4 /* : Int */;
+val* var6 /* : nullable Int */;
 var_v = p0;
-var = ((val* (*)(val*))(self->class->vft[COLOR_parser_nodes__AIntExpr__n_number]))(self) /* n_number on <self:AIntExpr>*/;
-var1 = ((val* (*)(val*))(var->class->vft[COLOR_parser_nodes__Token__text]))(var) /* text on <var:TNumber>*/;
-var2 = ((long (*)(val*))(var1->class->vft[COLOR_string__AbstractString__to_i]))(var1) /* to_i on <var1:String>*/;
-var3 = BOX_kernel__Int(var2); /* autobox from Int to nullable Int */
-((void (*)(val*, val*))(self->class->vft[COLOR_literal__AIntExpr__value_61d]))(self, var3) /* value= on <self:AIntExpr>*/;
+{
+{ /* Inline parser_nodes#ADecIntExpr#n_number (self) on <self:ADecIntExpr> */
+var2 = self->attrs[COLOR_parser_nodes__ADecIntExpr___n_number].val; /* _n_number on <self:ADecIntExpr> */
+if (unlikely(var2 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_number");
+PRINT_ERROR(" (%s:%d)\n", "parser/parser_nodes.nit", 1814);
+show_backtrace(1);
+}
+var = var2;
+RET_LABEL1:(void)0;
+}
+}
+{
+var3 = lexer_work__Token__text(var);
+}
+{
+var4 = string__Text__to_i(var3);
+}
+{
+{ /* Inline literal#AIntExpr#value= (self,var4) on <self:ADecIntExpr> */
+var6 = BOX_kernel__Int(var4); /* autobox from Int to nullable Int */
+self->attrs[COLOR_literal__AIntExpr___value].val = var6; /* _value on <self:ADecIntExpr> */
+RET_LABEL5:(void)0;
+}
+}
 RET_LABEL:;
 }
-/* method literal#AIntExpr#accept_literal for (self: Object, LiteralVisitor) */
-void VIRTUAL_literal__AIntExpr__accept_literal(val* self, val* p0) {
-literal__AIntExpr__accept_literal(self, p0);
+/* method literal#ADecIntExpr#accept_literal for (self: Object, LiteralVisitor) */
+void VIRTUAL_literal__ADecIntExpr__accept_literal(val* self, val* p0) {
+literal__ADecIntExpr__accept_literal(self, p0); /* Direct call literal#ADecIntExpr#accept_literal on <self:Object(ADecIntExpr)>*/
 RET_LABEL:;
 }
-/* method literal#AFloatExpr#value for (self: AFloatExpr): nullable Float */
-val* literal__AFloatExpr__value(val* self) {
-val* var /* : nullable Float */;
-val* var1 /* : nullable Float */;
-var1 = self->attrs[COLOR_literal__AFloatExpr___64dvalue].val; /* @value on <self:AFloatExpr> */
-var = var1;
+/* method literal#AHexIntExpr#accept_literal for (self: AHexIntExpr, LiteralVisitor) */
+void literal__AHexIntExpr__accept_literal(val* self, val* p0) {
+val* var_v /* var v: LiteralVisitor */;
+val* var /* : THexNumber */;
+val* var2 /* : THexNumber */;
+val* var3 /* : String */;
+long var4 /* : Int */;
+val* var5 /* : Text */;
+long var6 /* : Int */;
+val* var8 /* : nullable Int */;
+var_v = p0;
+{
+{ /* Inline parser_nodes#AHexIntExpr#n_hex_number (self) on <self:AHexIntExpr> */
+var2 = self->attrs[COLOR_parser_nodes__AHexIntExpr___n_hex_number].val; /* _n_hex_number on <self:AHexIntExpr> */
+if (unlikely(var2 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_hex_number");
+PRINT_ERROR(" (%s:%d)\n", "parser/parser_nodes.nit", 1819);
+show_backtrace(1);
+}
+var = var2;
+RET_LABEL1:(void)0;
+}
+}
+{
+var3 = lexer_work__Token__text(var);
+}
+var4 = 2;
+{
+var5 = string__Text__substring_from(var3, var4);
+}
+{
+var6 = string__Text__to_hex(var5);
+}
+{
+{ /* Inline literal#AIntExpr#value= (self,var6) on <self:AHexIntExpr> */
+var8 = BOX_kernel__Int(var6); /* autobox from Int to nullable Int */
+self->attrs[COLOR_literal__AIntExpr___value].val = var8; /* _value on <self:AHexIntExpr> */
+RET_LABEL7:(void)0;
+}
+}
 RET_LABEL:;
-return var;
 }
-/* method literal#AFloatExpr#value for (self: Object): nullable Float */
-val* VIRTUAL_literal__AFloatExpr__value(val* self) {
-val* var /* : nullable Float */;
-val* var1 /* : nullable Float */;
-var1 = literal__AFloatExpr__value(self);
-var = var1;
+/* method literal#AHexIntExpr#accept_literal for (self: Object, LiteralVisitor) */
+void VIRTUAL_literal__AHexIntExpr__accept_literal(val* self, val* p0) {
+literal__AHexIntExpr__accept_literal(self, p0); /* Direct call literal#AHexIntExpr#accept_literal on <self:Object(AHexIntExpr)>*/
 RET_LABEL:;
-return var;
 }
 /* method literal#AFloatExpr#value= for (self: AFloatExpr, nullable Float) */
 void literal__AFloatExpr__value_61d(val* self, val* p0) {
-self->attrs[COLOR_literal__AFloatExpr___64dvalue].val = p0; /* @value on <self:AFloatExpr> */
+self->attrs[COLOR_literal__AFloatExpr___value].val = p0; /* _value on <self:AFloatExpr> */
 RET_LABEL:;
 }
 /* method literal#AFloatExpr#value= for (self: Object, nullable Float) */
 void VIRTUAL_literal__AFloatExpr__value_61d(val* self, val* p0) {
-literal__AFloatExpr__value_61d(self, p0);
+{ /* Inline literal#AFloatExpr#value= (self,p0) on <self:Object(AFloatExpr)> */
+self->attrs[COLOR_literal__AFloatExpr___value].val = p0; /* _value on <self:Object(AFloatExpr)> */
+RET_LABEL1:(void)0;
+}
 RET_LABEL:;
 }
 /* method literal#AFloatExpr#accept_literal for (self: AFloatExpr, LiteralVisitor) */
 void literal__AFloatExpr__accept_literal(val* self, val* p0) {
 val* var_v /* var v: LiteralVisitor */;
 val* var /* : TFloat */;
-val* var1 /* : String */;
-double var2 /* : Float */;
-val* var3 /* : nullable Float */;
+val* var2 /* : TFloat */;
+val* var3 /* : String */;
+double var4 /* : Float */;
+val* var6 /* : nullable Float */;
 var_v = p0;
-var = ((val* (*)(val*))(self->class->vft[COLOR_parser_nodes__AFloatExpr__n_float]))(self) /* n_float on <self:AFloatExpr>*/;
-var1 = ((val* (*)(val*))(var->class->vft[COLOR_parser_nodes__Token__text]))(var) /* text on <var:TFloat>*/;
-var2 = ((double (*)(val*))(var1->class->vft[COLOR_string__AbstractString__to_f]))(var1) /* to_f on <var1:String>*/;
-var3 = BOX_kernel__Float(var2); /* autobox from Float to nullable Float */
-((void (*)(val*, val*))(self->class->vft[COLOR_literal__AFloatExpr__value_61d]))(self, var3) /* value= on <self:AFloatExpr>*/;
+{
+{ /* Inline parser_nodes#AFloatExpr#n_float (self) on <self:AFloatExpr> */
+var2 = self->attrs[COLOR_parser_nodes__AFloatExpr___n_float].val; /* _n_float on <self:AFloatExpr> */
+if (unlikely(var2 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_float");
+PRINT_ERROR(" (%s:%d)\n", "parser/parser_nodes.nit", 1824);
+show_backtrace(1);
+}
+var = var2;
+RET_LABEL1:(void)0;
+}
+}
+{
+var3 = lexer_work__Token__text(var);
+}
+{
+var4 = string__Text__to_f(var3);
+}
+{
+{ /* Inline literal#AFloatExpr#value= (self,var4) on <self:AFloatExpr> */
+var6 = BOX_kernel__Float(var4); /* autobox from Float to nullable Float */
+self->attrs[COLOR_literal__AFloatExpr___value].val = var6; /* _value on <self:AFloatExpr> */
+RET_LABEL5:(void)0;
+}
+}
 RET_LABEL:;
 }
 /* method literal#AFloatExpr#accept_literal for (self: Object, LiteralVisitor) */
 void VIRTUAL_literal__AFloatExpr__accept_literal(val* self, val* p0) {
-literal__AFloatExpr__accept_literal(self, p0);
+literal__AFloatExpr__accept_literal(self, p0); /* Direct call literal#AFloatExpr#accept_literal on <self:Object(AFloatExpr)>*/
 RET_LABEL:;
 }
 /* method literal#ACharExpr#value for (self: ACharExpr): nullable Char */
 val* literal__ACharExpr__value(val* self) {
 val* var /* : nullable Char */;
 val* var1 /* : nullable Char */;
-var1 = self->attrs[COLOR_literal__ACharExpr___64dvalue].val; /* @value on <self:ACharExpr> */
+var1 = self->attrs[COLOR_literal__ACharExpr___value].val; /* _value on <self:ACharExpr> */
 var = var1;
 RET_LABEL:;
 return var;
@@ -242,100 +337,176 @@ return var;
 val* VIRTUAL_literal__ACharExpr__value(val* self) {
 val* var /* : nullable Char */;
 val* var1 /* : nullable Char */;
-var1 = literal__ACharExpr__value(self);
+val* var3 /* : nullable Char */;
+{ /* Inline literal#ACharExpr#value (self) on <self:Object(ACharExpr)> */
+var3 = self->attrs[COLOR_literal__ACharExpr___value].val; /* _value on <self:Object(ACharExpr)> */
+var1 = var3;
+RET_LABEL2:(void)0;
+}
 var = var1;
 RET_LABEL:;
 return var;
 }
 /* method literal#ACharExpr#value= for (self: ACharExpr, nullable Char) */
 void literal__ACharExpr__value_61d(val* self, val* p0) {
-self->attrs[COLOR_literal__ACharExpr___64dvalue].val = p0; /* @value on <self:ACharExpr> */
+self->attrs[COLOR_literal__ACharExpr___value].val = p0; /* _value on <self:ACharExpr> */
 RET_LABEL:;
 }
 /* method literal#ACharExpr#value= for (self: Object, nullable Char) */
 void VIRTUAL_literal__ACharExpr__value_61d(val* self, val* p0) {
-literal__ACharExpr__value_61d(self, p0);
+{ /* Inline literal#ACharExpr#value= (self,p0) on <self:Object(ACharExpr)> */
+self->attrs[COLOR_literal__ACharExpr___value].val = p0; /* _value on <self:Object(ACharExpr)> */
+RET_LABEL1:(void)0;
+}
 RET_LABEL:;
 }
 /* method literal#ACharExpr#accept_literal for (self: ACharExpr, LiteralVisitor) */
 void literal__ACharExpr__accept_literal(val* self, val* p0) {
 val* var_v /* var v: LiteralVisitor */;
 val* var /* : TChar */;
-val* var1 /* : String */;
-val* var2 /* : String */;
+val* var2 /* : TChar */;
+val* var3 /* : String */;
+val* var4 /* : String */;
 val* var_txt /* var txt: String */;
-long var3 /* : Int */;
-long var4 /* : Int */;
-short int var5 /* : Bool */;
-short int var7 /* : Bool */;
-short int var8 /* : Bool */;
-val* var9 /* : ToolContext */;
-val* var10 /* : Location */;
+long var5 /* : Int */;
+long var7 /* : Int */;
+long var8 /* : Int */;
+short int var9 /* : Bool */;
+short int var10 /* : Bool */;
+short int var12 /* : Bool */;
+short int var13 /* : Bool */;
+val* var14 /* : ToolContext */;
+val* var16 /* : ToolContext */;
+val* var17 /* : Location */;
 static val* varonce;
-val* var11 /* : String */;
-char* var12 /* : NativeString */;
-long var13 /* : Int */;
-val* var14 /* : String */;
-val* var15 /* : Array[Object] */;
-long var16 /* : Int */;
-val* var17 /* : NativeArray[Object] */;
 val* var18 /* : String */;
-long var19 /* : Int */;
-val* var20 /* : nullable Object */;
+char* var19 /* : NativeString */;
+long var20 /* : Int */;
+val* var21 /* : FlatString */;
+val* var22 /* : Array[Object] */;
+long var23 /* : Int */;
+val* var24 /* : NativeArray[Object] */;
+val* var25 /* : String */;
+val* var26 /* : SequenceRead[Char] */;
+val* var28 /* : SequenceRead[Char] */;
+long var29 /* : Int */;
+val* var30 /* : nullable Object */;
 var_v = p0;
-var = ((val* (*)(val*))(self->class->vft[COLOR_parser_nodes__ACharExpr__n_char]))(self) /* n_char on <self:ACharExpr>*/;
-var1 = ((val* (*)(val*))(var->class->vft[COLOR_parser_nodes__Token__text]))(var) /* text on <var:TChar>*/;
-var2 = ((val* (*)(val*))(var1->class->vft[COLOR_string__AbstractString__unescape_nit]))(var1) /* unescape_nit on <var1:String>*/;
-var_txt = var2;
-var3 = ((long (*)(val*))(var_txt->class->vft[COLOR_abstract_collection__Collection__length]))(var_txt) /* length on <var_txt:String>*/;
-var4 = 3;
-{ /* Inline kernel#Int#!= (var3,var4) */
-var7 = var3 == var4;
-var8 = !var7;
-var5 = var8;
-goto RET_LABEL6;
+{
+{ /* Inline parser_nodes#ACharExpr#n_char (self) on <self:ACharExpr> */
+var2 = self->attrs[COLOR_parser_nodes__ACharExpr___n_char].val; /* _n_char on <self:ACharExpr> */
+if (unlikely(var2 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_char");
+PRINT_ERROR(" (%s:%d)\n", "parser/parser_nodes.nit", 1829);
+show_backtrace(1);
+}
+var = var2;
+RET_LABEL1:(void)0;
+}
+}
+{
+var3 = lexer_work__Token__text(var);
+}
+{
+var4 = string__Text__unescape_nit(var3);
+}
+var_txt = var4;
+{
+{ /* Inline string#FlatText#length (var_txt) on <var_txt:String> */
+var7 = var_txt->attrs[COLOR_string__FlatText___length].l; /* _length on <var_txt:String> */
+var5 = var7;
 RET_LABEL6:(void)0;
 }
-if (var5){
-var9 = ((val* (*)(val*))(var_v->class->vft[COLOR_literal__LiteralVisitor__toolcontext]))(var_v) /* toolcontext on <var_v:LiteralVisitor>*/;
-var10 = ((val* (*)(val*))(self->class->vft[COLOR_parser_nodes__ANode__hot_location]))(self) /* hot_location on <self:ACharExpr>*/;
+}
+var8 = 3;
+{
+{ /* Inline kernel#Int#!= (var5,var8) on <var5:Int> */
+var12 = var5 == var8;
+var13 = !var12;
+var10 = var13;
+goto RET_LABEL11;
+RET_LABEL11:(void)0;
+}
+var9 = var10;
+}
+if (var9){
+{
+{ /* Inline literal#LiteralVisitor#toolcontext (var_v) on <var_v:LiteralVisitor> */
+var16 = var_v->attrs[COLOR_literal__LiteralVisitor___toolcontext].val; /* _toolcontext on <var_v:LiteralVisitor> */
+if (unlikely(var16 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _toolcontext");
+PRINT_ERROR(" (%s:%d)\n", "literal.nit", 45);
+show_backtrace(1);
+}
+var14 = var16;
+RET_LABEL15:(void)0;
+}
+}
+{
+var17 = parser_nodes__ANode__hot_location(self);
+}
 if (varonce) {
-var11 = varonce;
+var18 = varonce;
 } else {
-var12 = "Invalid character literal ";
-var13 = 26;
-var14 = string__NativeString__to_s_with_length(var12, var13);
-var11 = var14;
-varonce = var11;
-}
-var15 = NEW_array__Array(&type_array__Arraykernel__Object);
-{ /* var15 = array_instance Array[Object] */
-var16 = 2;
-var17 = NEW_array__NativeArray(var16, &type_array__NativeArraykernel__Object);
-((struct instance_array__NativeArray*)var17)->values[0] = (val*) var11;
-((struct instance_array__NativeArray*)var17)->values[1] = (val*) var_txt;
-((void (*)(val*, val*, long))(var15->class->vft[COLOR_array__Array__with_native]))(var15, var17, var16) /* with_native on <var15:Array[Object]>*/;
-}
-var18 = ((val* (*)(val*))(var15->class->vft[COLOR_string__Object__to_s]))(var15) /* to_s on <var15:Array[Object]>*/;
-((void (*)(val*, val*, val*))(var9->class->vft[COLOR_toolcontext__ToolContext__error]))(var9, var10, var18) /* error on <var9:ToolContext>*/;
+var19 = "Invalid character literal ";
+var20 = 26;
+var21 = string__NativeString__to_s_with_length(var19, var20);
+var18 = var21;
+varonce = var18;
+}
+var22 = NEW_array__Array(&type_array__Arraykernel__Object);
+{ /* var22 = array_instance Array[Object] */
+var23 = 2;
+var24 = NEW_array__NativeArray(var23, &type_array__NativeArraykernel__Object);
+((struct instance_array__NativeArray*)var24)->values[0] = (val*) var18;
+((struct instance_array__NativeArray*)var24)->values[1] = (val*) var_txt;
+{
+((void (*)(val*, val*, long))(var22->class->vft[COLOR_array__Array__with_native]))(var22, var24, var23) /* with_native on <var22:Array[Object]>*/;
+}
+}
+{
+var25 = ((val* (*)(val*))(var22->class->vft[COLOR_string__Object__to_s]))(var22) /* to_s on <var22:Array[Object]>*/;
+}
+{
+toolcontext__ToolContext__error(var14, var17, var25); /* Direct call toolcontext#ToolContext#error on <var14:ToolContext>*/
+}
 goto RET_LABEL;
 } else {
 }
-var19 = 1;
-var20 = ((val* (*)(val*, long))(var_txt->class->vft[COLOR_abstract_collection__SequenceRead___91d_93d]))(var_txt, var19) /* [] on <var_txt:String>*/;
-((void (*)(val*, val*))(self->class->vft[COLOR_literal__ACharExpr__value_61d]))(self, var20) /* value= on <self:ACharExpr>*/;
+{
+{ /* Inline string#FlatString#chars (var_txt) on <var_txt:String> */
+var28 = var_txt->attrs[COLOR_string__FlatString___chars].val; /* _chars on <var_txt:String> */
+if (unlikely(var28 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 939);
+show_backtrace(1);
+}
+var26 = var28;
+RET_LABEL27:(void)0;
+}
+}
+var29 = 1;
+{
+var30 = ((val* (*)(val*, long))(var26->class->vft[COLOR_abstract_collection__SequenceRead___91d_93d]))(var26, var29) /* [] on <var26:SequenceRead[Char]>*/;
+}
+{
+{ /* Inline literal#ACharExpr#value= (self,var30) on <self:ACharExpr> */
+self->attrs[COLOR_literal__ACharExpr___value].val = var30; /* _value on <self:ACharExpr> */
+RET_LABEL31:(void)0;
+}
+}
 RET_LABEL:;
 }
 /* method literal#ACharExpr#accept_literal for (self: Object, LiteralVisitor) */
 void VIRTUAL_literal__ACharExpr__accept_literal(val* self, val* p0) {
-literal__ACharExpr__accept_literal(self, p0);
+literal__ACharExpr__accept_literal(self, p0); /* Direct call literal#ACharExpr#accept_literal on <self:Object(ACharExpr)>*/
 RET_LABEL:;
 }
 /* method literal#AStringFormExpr#value for (self: AStringFormExpr): nullable String */
 val* literal__AStringFormExpr__value(val* self) {
 val* var /* : nullable String */;
 val* var1 /* : nullable String */;
-var1 = self->attrs[COLOR_literal__AStringFormExpr___64dvalue].val; /* @value on <self:AStringFormExpr> */
+var1 = self->attrs[COLOR_literal__AStringFormExpr___value].val; /* _value on <self:AStringFormExpr> */
 var = var1;
 RET_LABEL:;
 return var;
@@ -344,119 +515,329 @@ return var;
 val* VIRTUAL_literal__AStringFormExpr__value(val* self) {
 val* var /* : nullable String */;
 val* var1 /* : nullable String */;
-var1 = literal__AStringFormExpr__value(self);
+val* var3 /* : nullable String */;
+{ /* Inline literal#AStringFormExpr#value (self) on <self:Object(AStringFormExpr)> */
+var3 = self->attrs[COLOR_literal__AStringFormExpr___value].val; /* _value on <self:Object(AStringFormExpr)> */
+var1 = var3;
+RET_LABEL2:(void)0;
+}
 var = var1;
 RET_LABEL:;
 return var;
 }
 /* method literal#AStringFormExpr#value= for (self: AStringFormExpr, nullable String) */
 void literal__AStringFormExpr__value_61d(val* self, val* p0) {
-self->attrs[COLOR_literal__AStringFormExpr___64dvalue].val = p0; /* @value on <self:AStringFormExpr> */
+self->attrs[COLOR_literal__AStringFormExpr___value].val = p0; /* _value on <self:AStringFormExpr> */
 RET_LABEL:;
 }
 /* method literal#AStringFormExpr#value= for (self: Object, nullable String) */
 void VIRTUAL_literal__AStringFormExpr__value_61d(val* self, val* p0) {
-literal__AStringFormExpr__value_61d(self, p0);
+{ /* Inline literal#AStringFormExpr#value= (self,p0) on <self:Object(AStringFormExpr)> */
+self->attrs[COLOR_literal__AStringFormExpr___value].val = p0; /* _value on <self:Object(AStringFormExpr)> */
+RET_LABEL1:(void)0;
+}
 RET_LABEL:;
 }
 /* method literal#AStringFormExpr#accept_literal for (self: AStringFormExpr, LiteralVisitor) */
 void literal__AStringFormExpr__accept_literal(val* self, val* p0) {
 val* var_v /* var v: LiteralVisitor */;
 val* var /* : Token */;
-val* var1 /* : String */;
+val* var2 /* : Token */;
+val* var3 /* : String */;
 val* var_txt /* var txt: String */;
-long var2 /* : Int */;
-long var_skip /* var skip: Int */;
-short int var3 /* : Bool */;
 long var4 /* : Int */;
-val* var5 /* : nullable Object */;
-long var6 /* : Int */;
-val* var7 /* : nullable Object */;
-short int var8 /* : Bool */;
-short int var10 /* : Bool */;
+long var_behead /* var behead: Int */;
+long var5 /* : Int */;
+long var_betail /* var betail: Int */;
+short int var6 /* : Bool */;
+val* var7 /* : SequenceRead[Char] */;
+val* var9 /* : SequenceRead[Char] */;
+long var10 /* : Int */;
+val* var11 /* : nullable Object */;
+val* var12 /* : SequenceRead[Char] */;
+val* var14 /* : SequenceRead[Char] */;
+long var15 /* : Int */;
+val* var16 /* : nullable Object */;
+short int var17 /* : Bool */;
+short int var18 /* : Bool */;
+short int var20 /* : Bool */;
 short int var_ /* var : Bool */;
-long var11 /* : Int */;
-long var12 /* : Int */;
-short int var13 /* : Bool */;
-short int var15 /* : Bool */;
+long var21 /* : Int */;
+long var23 /* : Int */;
+long var24 /* : Int */;
+short int var25 /* : Bool */;
+short int var27 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-short int var16 /* : Bool */;
-long var17 /* : Int */;
-long var18 /* : Int */;
-long var19 /* : Int */;
-long var20 /* : Int */;
-long var22 /* : Int */;
-long var23 /* : Int */;
-long var25 /* : Int */;
-val* var26 /* : String */;
-val* var27 /* : String */;
+short int var28 /* : Bool */;
+long var29 /* : Int */;
+long var30 /* : Int */;
+short int var31 /* : Bool */;
+val* var32 /* : SequenceRead[Char] */;
+val* var34 /* : SequenceRead[Char] */;
+long var35 /* : Int */;
+val* var36 /* : nullable Object */;
+char var37 /* : Char */;
+short int var38 /* : Bool */;
+short int var39 /* : Bool */;
+short int var41 /* : Bool */;
+char var42 /* : Char */;
+short int var_43 /* var : Bool */;
+val* var44 /* : SequenceRead[Char] */;
+val* var46 /* : SequenceRead[Char] */;
+long var47 /* : Int */;
+val* var48 /* : nullable Object */;
+char var49 /* : Char */;
+short int var50 /* : Bool */;
+short int var51 /* : Bool */;
+short int var53 /* : Bool */;
+char var54 /* : Char */;
+long var55 /* : Int */;
+long var56 /* : Int */;
+long var58 /* : Int */;
+long var59 /* : Int */;
+short int var61 /* : Bool */;
+int cltype62;
+int idtype63;
+const char* var_class_name64;
+long var65 /* : Int */;
+long var66 /* : Int */;
+short int var68 /* : Bool */;
+int cltype69;
+int idtype70;
+const char* var_class_name71;
+long var72 /* : Int */;
+val* var73 /* : String */;
+val* var74 /* : String */;
 var_v = p0;
-var = ((val* (*)(val*))(self->class->vft[COLOR_parser_nodes__AStringFormExpr__n_string]))(self) /* n_string on <self:AStringFormExpr>*/;
-var1 = ((val* (*)(val*))(var->class->vft[COLOR_parser_nodes__Token__text]))(var) /* text on <var:Token>*/;
-var_txt = var1;
-var2 = 1;
-var_skip = var2;
-var4 = 0;
-var5 = ((val* (*)(val*, long))(var_txt->class->vft[COLOR_abstract_collection__SequenceRead___91d_93d]))(var_txt, var4) /* [] on <var_txt:String>*/;
-var6 = 1;
-var7 = ((val* (*)(val*, long))(var_txt->class->vft[COLOR_abstract_collection__SequenceRead___91d_93d]))(var_txt, var6) /* [] on <var_txt:String>*/;
-{ /* Inline kernel#Char#== (var5,var7) */
-var10 = var5 == var7 || (((struct instance_kernel__Char*)var5)->value == ((struct instance_kernel__Char*)var7)->value);
-var8 = var10;
-goto RET_LABEL9;
-RET_LABEL9:(void)0;
-}
-var_ = var8;
-if (var8){
-var11 = ((long (*)(val*))(var_txt->class->vft[COLOR_abstract_collection__Collection__length]))(var_txt) /* length on <var_txt:String>*/;
-var12 = 6;
-{ /* Inline kernel#Int#>= (var11,var12) */
-/* Covariant cast for argument 0 (i) <var12:Int> isa OTHER */
-/* <var12:Int> isa OTHER */
-var15 = 1; /* easy <var12:Int> isa OTHER*/
-if (!var15) {
+{
+{ /* Inline parser_nodes#AStringFormExpr#n_string (self) on <self:AStringFormExpr> */
+var2 = self->attrs[COLOR_parser_nodes__AStringFormExpr___n_string].val; /* _n_string on <self:AStringFormExpr> */
+if (unlikely(var2 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_string");
+PRINT_ERROR(" (%s:%d)\n", "parser/parser_nodes.nit", 1834);
+show_backtrace(1);
+}
+var = var2;
+RET_LABEL1:(void)0;
+}
+}
+{
+var3 = lexer_work__Token__text(var);
+}
+var_txt = var3;
+var4 = 1;
+var_behead = var4;
+var5 = 1;
+var_betail = var5;
+{
+{ /* Inline string#FlatString#chars (var_txt) on <var_txt:String> */
+var9 = var_txt->attrs[COLOR_string__FlatString___chars].val; /* _chars on <var_txt:String> */
+if (unlikely(var9 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 939);
+show_backtrace(1);
+}
+var7 = var9;
+RET_LABEL8:(void)0;
+}
+}
+var10 = 0;
+{
+var11 = ((val* (*)(val*, long))(var7->class->vft[COLOR_abstract_collection__SequenceRead___91d_93d]))(var7, var10) /* [] on <var7:SequenceRead[Char]>*/;
+}
+{
+{ /* Inline string#FlatString#chars (var_txt) on <var_txt:String> */
+var14 = var_txt->attrs[COLOR_string__FlatString___chars].val; /* _chars on <var_txt:String> */
+if (unlikely(var14 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 939);
+show_backtrace(1);
+}
+var12 = var14;
+RET_LABEL13:(void)0;
+}
+}
+var15 = 1;
+{
+var16 = ((val* (*)(val*, long))(var12->class->vft[COLOR_abstract_collection__SequenceRead___91d_93d]))(var12, var15) /* [] on <var12:SequenceRead[Char]>*/;
+}
+{
+{ /* Inline kernel#Char#== (var11,var16) on <var11:nullable Object(Char)> */
+var20 = var11 == var16 || (((struct instance_kernel__Char*)var11)->value == ((struct instance_kernel__Char*)var16)->value);
+var18 = var20;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
+}
+var17 = var18;
+}
+var_ = var17;
+if (var17){
+{
+{ /* Inline string#FlatText#length (var_txt) on <var_txt:String> */
+var23 = var_txt->attrs[COLOR_string__FlatText___length].l; /* _length on <var_txt:String> */
+var21 = var23;
+RET_LABEL22:(void)0;
+}
+}
+var24 = 6;
+{
+{ /* Inline kernel#Int#>= (var21,var24) on <var21:Int> */
+/* Covariant cast for argument 0 (i) <var24:Int> isa OTHER */
+/* <var24:Int> isa OTHER */
+var27 = 1; /* easy <var24:Int> isa OTHER*/
+if (unlikely(!var27)) {
 var_class_name = type_kernel__Int.name;
-fprintf(stderr, "Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-fprintf(stderr, " (%s:%d)\n", "lib/standard/kernel.nit", 262);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 372);
 show_backtrace(1);
 }
-var16 = var11 >= var12;
-var13 = var16;
-goto RET_LABEL14;
-RET_LABEL14:(void)0;
+var28 = var21 >= var24;
+var25 = var28;
+goto RET_LABEL26;
+RET_LABEL26:(void)0;
+}
 }
-var3 = var13;
+var6 = var25;
 } else {
-var3 = var_;
+var6 = var_;
+}
+if (var6){
+var29 = 3;
+var_behead = var29;
+var30 = 3;
+var_betail = var30;
+{
+{ /* Inline string#FlatString#chars (var_txt) on <var_txt:String> */
+var34 = var_txt->attrs[COLOR_string__FlatString___chars].val; /* _chars on <var_txt:String> */
+if (unlikely(var34 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 939);
+show_backtrace(1);
+}
+var32 = var34;
+RET_LABEL33:(void)0;
+}
 }
-if (var3){
-var17 = 3;
-var_skip = var17;
+var35 = 0;
+{
+var36 = ((val* (*)(val*, long))(var32->class->vft[COLOR_abstract_collection__SequenceRead___91d_93d]))(var32, var35) /* [] on <var32:SequenceRead[Char]>*/;
+}
+var37 = '\"';
+{
+{ /* Inline kernel#Char#== (var36,var37) on <var36:nullable Object(Char)> */
+var41 = (var36 != NULL) && (var36->class == &class_kernel__Char);
+if (var41) {
+var42 = ((struct instance_kernel__Char*)var36)->value; /* autounbox from nullable Object to Char */;
+var41 = (var42 == var37);
+}
+var39 = var41;
+goto RET_LABEL40;
+RET_LABEL40:(void)0;
+}
+var38 = var39;
+}
+var_43 = var38;
+if (var38){
+{
+{ /* Inline string#FlatString#chars (var_txt) on <var_txt:String> */
+var46 = var_txt->attrs[COLOR_string__FlatString___chars].val; /* _chars on <var_txt:String> */
+if (unlikely(var46 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 939);
+show_backtrace(1);
+}
+var44 = var46;
+RET_LABEL45:(void)0;
+}
+}
+var47 = 3;
+{
+var48 = ((val* (*)(val*, long))(var44->class->vft[COLOR_abstract_collection__SequenceRead___91d_93d]))(var44, var47) /* [] on <var44:SequenceRead[Char]>*/;
+}
+var49 = '\n';
+{
+{ /* Inline kernel#Char#== (var48,var49) on <var48:nullable Object(Char)> */
+var53 = (var48 != NULL) && (var48->class == &class_kernel__Char);
+if (var53) {
+var54 = ((struct instance_kernel__Char*)var48)->value; /* autounbox from nullable Object to Char */;
+var53 = (var54 == var49);
+}
+var51 = var53;
+goto RET_LABEL52;
+RET_LABEL52:(void)0;
+}
+var50 = var51;
+}
+var31 = var50;
 } else {
+var31 = var_43;
+}
+if (var31){
+var55 = 4;
+var_behead = var55;
+} else {
+}
+} else {
+}
+{
+{ /* Inline string#FlatText#length (var_txt) on <var_txt:String> */
+var58 = var_txt->attrs[COLOR_string__FlatText___length].l; /* _length on <var_txt:String> */
+var56 = var58;
+RET_LABEL57:(void)0;
+}
+}
+{
+{ /* Inline kernel#Int#- (var56,var_behead) on <var56:Int> */
+/* Covariant cast for argument 0 (i) <var_behead:Int> isa OTHER */
+/* <var_behead:Int> isa OTHER */
+var61 = 1; /* easy <var_behead:Int> isa OTHER*/
+if (unlikely(!var61)) {
+var_class_name64 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name64);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
+show_backtrace(1);
+}
+var65 = var56 - var_behead;
+var59 = var65;
+goto RET_LABEL60;
+RET_LABEL60:(void)0;
+}
+}
+{
+{ /* Inline kernel#Int#- (var59,var_betail) on <var59:Int> */
+/* Covariant cast for argument 0 (i) <var_betail:Int> isa OTHER */
+/* <var_betail:Int> isa OTHER */
+var68 = 1; /* easy <var_betail:Int> isa OTHER*/
+if (unlikely(!var68)) {
+var_class_name71 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name71);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
+show_backtrace(1);
+}
+var72 = var59 - var_betail;
+var66 = var72;
+goto RET_LABEL67;
+RET_LABEL67:(void)0;
+}
+}
+{
+var73 = string__FlatString__substring(var_txt, var_behead, var66);
+}
+{
+var74 = string__Text__unescape_nit(var73);
 }
-var18 = ((long (*)(val*))(var_txt->class->vft[COLOR_abstract_collection__Collection__length]))(var_txt) /* length on <var_txt:String>*/;
-var19 = 2;
-{ /* Inline kernel#Int#* (var19,var_skip) */
-var22 = var19 * var_skip;
-var20 = var22;
-goto RET_LABEL21;
-RET_LABEL21:(void)0;
+{
+{ /* Inline literal#AStringFormExpr#value= (self,var74) on <self:AStringFormExpr> */
+self->attrs[COLOR_literal__AStringFormExpr___value].val = var74; /* _value on <self:AStringFormExpr> */
+RET_LABEL75:(void)0;
 }
-{ /* Inline kernel#Int#- (var18,var20) */
-var25 = var18 - var20;
-var23 = var25;
-goto RET_LABEL24;
-RET_LABEL24:(void)0;
 }
-var26 = ((val* (*)(val*, long, long))(var_txt->class->vft[COLOR_string__AbstractString__substring]))(var_txt, var_skip, var23) /* substring on <var_txt:String>*/;
-var27 = ((val* (*)(val*))(var26->class->vft[COLOR_string__AbstractString__unescape_nit]))(var26) /* unescape_nit on <var26:String>*/;
-((void (*)(val*, val*))(self->class->vft[COLOR_literal__AStringFormExpr__value_61d]))(self, var27) /* value= on <self:AStringFormExpr>*/;
 RET_LABEL:;
 }
 /* method literal#AStringFormExpr#accept_literal for (self: Object, LiteralVisitor) */
 void VIRTUAL_literal__AStringFormExpr__accept_literal(val* self, val* p0) {
-literal__AStringFormExpr__accept_literal(self, p0);
+literal__AStringFormExpr__accept_literal(self, p0); /* Direct call literal#AStringFormExpr#accept_literal on <self:Object(AStringFormExpr)>*/
 RET_LABEL:;
 }